Geographic Subject
Germany
108
India
86
Russia (Federation)
76
France
43
Sweden
38
Soviet Union
35
Indonesia
23
South Africa
22
United States
21
Denmark
20
Netherlands
19
Brazil
18
Pakistan
17
Switzerland
16
Thailand
16
Siberia
15
Finland
14
Russian Far East
14
Bangladesh
13
Great Britain
13
Russia
13
Ukraine
13
Florida
11
Africa
9
Asia, Central
9
Japan
9
Paris
9
Italy
8
Russia (Pre-1917)
8
China
7
Former Soviet republics
7
Germany (West)
7
Nepal
7
Australia
6
England
6
New South Wales
6
South Asia
6
Bulgaria
5
Hawaii
5
Malaysia
5
Mexico
5
New York
5
Saint Petersburg
5
Bavaria
4
California
4
Crimea
4
Côte d'Ivoire
4
Ethiopia
4
Georgia
4
Kenya
4
more ...